}

func trimTrace(f string) string {
	for _, trimString := range trimStrings {
		f = strings.TrimPrefix(filepath.ToSlash(f), filepath.ToSlash(trimString))
	}
	return filepath.FromSlash(f)
}

func getSource(level int) string {
	pc, file, lineNumber, ok := runtime.Caller(level)
	if ok {
		// Clean up the common prefixes
		file = trimTrace(file)

		for v := range strings.SplitSeq(strings.TrimSpace(headerVal), ",") {
			if v != "" {
				attributes[v] = struct{}{}
			}
		}
	}

	return attributes
}

func parseIntHeader(bucket, object string, h http.Header, headerName string) (value int, err error) {
	stringInt := strings.TrimSpace(h.Get(headerName))
	if stringInt == "" {
		return value, err
	}

    }

    /**
     * Returns the trimSpace.
     *
     * @return the trimSpace
     */
    public boolean isTrimSpace() {
        return trimSpaceEnabled;
    }

    /**
     * Sets the trimSpace.
     *
     * @param trimSpace the trimSpace to set
     */
    public void setTrimSpace(final boolean trimSpace) {
        trimSpaceEnabled = trimSpace;
    }

    /**

        return trimSpaceEnabled;
    }

    /**
     * Sets whether space trimming is enabled.
     * @param trimSpace The trim space flag to set.
     */
    public void setTrimSpace(final boolean trimSpace) {
        trimSpaceEnabled = trimSpace;
    }

    /**
     * Returns the charset name.
     * @return The charset name.
     */
    public String getCharsetName() {

		// needs to be trimmed.
		res, ok := strToInt(strings.TrimSpace(x))
		if !ok {
			return 0, errCastFailure("could not parse as int")
		}
		return res, nil
	case []byte:
		// Parse as number, truncate floating point if
		// needed.
		// String might contain trimming spaces, which
		// needs to be trimmed.
		res, ok := strToInt(strings.TrimSpace(string(x)))
		if !ok {

	bytes, _ := v.ToBytes()
	i, err := strconv.ParseInt(strings.TrimSpace(string(bytes)), 10, 64)
	return i, err == nil
}

// Converts untyped value into float. The bool return implies success
// - it returns false only if there is a conversion failure.
func (v Value) bytesToFloat() (float64, bool) {
	bytes, _ := v.ToBytes()
	i, err := strconv.ParseFloat(strings.TrimSpace(string(bytes)), 64)
	return i, err == nil
}

func parsEnvEntry(envEntry string) (envKV, error) {
	envEntry = strings.TrimSpace(envEntry)
	if envEntry == "" {
		// Skip all empty lines
		return envKV{
			Skip: true,
		}, nil
	}
	if strings.HasPrefix(envEntry, "#") {
		// Skip commented lines
		return envKV{
			Skip: true,
		}, nil
	}
	envTokens := strings.SplitN(strings.TrimSpace(strings.TrimPrefix(envEntry, "export")), config.EnvSeparator, 2)

		typeName = polymorphic + "Type"
		typeId   = polymorphic + "ID"
	)

	if value, ok := field.TagSettings["POLYMORPHICTYPE"]; ok {
		typeName = strings.TrimSpace(value)
	}

	if value, ok := field.TagSettings["POLYMORPHICID"]; ok {
		typeId = strings.TrimSpace(value)
	}

	relation.Polymorphic.PolymorphicType = relation.FieldSchema.FieldsByName[typeName]

	}
	return err
}

// returns 'true' if either string has space in the
// - beginning of a string
// OR
// - end of a string
func hasSpaceBE(s string) bool {
	return strings.TrimSpace(s) != s
}

func request2BucketObjectName(r *http.Request) (bucketName, objectName string) {
	path, err := getResource(r.URL.Path, r.Host, globalDomainNames)
	if err != nil {
		logger.CriticalIf(GlobalContext, err)

	}

	if s, ok := field.TagSettings["SCALE"]; ok {
		field.Scale, _ = strconv.Atoi(s)
	}

	// default value is function or null or blank (primary keys)
	field.DefaultValue = strings.TrimSpace(field.DefaultValue)
	skipParseDefaultValue := strings.Contains(field.DefaultValue, "(") &&
		strings.Contains(field.DefaultValue, ")") || strings.ToLower(field.DefaultValue) == "null" || field.DefaultValue == ""